WIRELESS POWER TRANSMISSION APPARATUS AND METHOD

Title:

WIRELESS POWER TRANSMISSION APPARATUS AND METHOD

Document Type and Number:

WIPO Patent Application WO/2018/135774

Kind Code:

A1

Abstract:

Disclosed in the present specification are a wireless power transmission apparatus, and a method therefor. The wireless power transmission apparatus (Tx) according to one embodiment of the present invention comprises: a laser light source unit; a light output unit for outputting, for wireless charging, laser light generated by the laser light source unit to a light receiving unit of a wireless power receiving apparatus; a foreign object (FO) sensing unit for sensing an FO by utilizing supplementary light; and a control unit for controlling the laser light output when an FO is sensed by the FO sensing unit.

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Inventors:

KIM KYUNGHWAN (KR)
SEO JEONGKYO (KR)
YOUN JINHO (KR)
LEE SEONGHUN (KR)

Application Number:

PCT/KR2018/000039

Publication Date:

July 26, 2018

Filing Date:

January 02, 2018

Export Citation:

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Assignee:

LG ELECTRONICS INC (KR)

International Classes:

H02J50/30; G01S7/481; G01S17/02; G02B27/14; H02J7/02; H02J50/60

Foreign References:

KR20120009929A	2012-02-02
KR20160132129A	2016-11-16
JP2008259392A	2008-10-23
JP2008245404A	2008-10-09
KR20130098071A	2013-09-04

Attorney, Agent or Firm:

KIM, Yong In et al. (KR)

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